using System;
using System.Linq;

namespace BITKit
{
    public interface INameProvider
    {
        string GetName(object obj, params object[] extensions);
    }
    [Serializable]
    public abstract class NameProvider : INameProvider
    {
        public abstract string GetName(object obj, params object[] extensions);
       protected string GetExtension(params object[] extensions)
        {
            return string.Concat(extensions.Select(x => x.ToString())); 
        }
    }
    [Serializable]
    public class StringNameProvider : NameProvider
    {
        public string name;
        public override string GetName(object obj, params object[] extensions)
        {
           
            return string.Concat(name, GetExtension(extensions));
        }
    }
    [Serializable]
    public class HashNameProvider : NameProvider
    {
        public override string GetName(object obj, params object[] extensions)
        {
            return string.Concat(obj.GetHashCode().ToString(), GetExtension(extensions));
        }
    }
    [Serializable]
    public class GuidNameProvider:NameProvider
    {
        public override string GetName(object obj, params object[] extensions)
        {
            return string.Concat(Guid.NewGuid().ToString(), GetExtension(extensions));
        }
    }
    [Serializable]
    public class DateTimeNameProvider : NameProvider
    {
        public string timeFormat;
        public override string GetName(object obj, params object[] extensions)
        {
            return string.Concat(DateTime.Now.ToString(timeFormat), GetExtension(extensions));
        }
    }
}